Home / 40,461.23-55,835.32-22,555.85

Finding the Fourth Proportional to 40,461.23, 55,835.32 and 22,555.85

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Solution

The fourth proportional to 40,461.23, 55,835.32 and 22,555.85 is: 31,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461.23 : 55,835.32 = 22,555.85 : x
  2. Step 2: Convert to fraction form
    40,461.23/55,835.32 = 22,555.85/x
  3. Step 3: Cross multiply
    40,461.23x = 55,835.32 × 22,555.85
  4. Step 4: Simplify right side
    40,461.23x = 1,259,413,102.62
  5. Step 5: Solve for x
    x = 1,259,413,102.62/40,461.23
  6. Step 6: Final answer
    x = 31,126.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.